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Research returns to campus

Dawn Bonnell, Penn’s vice provost for research, discusses the phased approach towards slowly, and safely, resuming on-campus research activities.
a person wearing protective gear works in a laboratory
Labs across campus, like the Singh Center for Nanotechnology pictured here, are slowly resuming research activities as part of the first of a three-part phased reopening. (Pre-pandemic photo)

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  • Exposure to air pollution worsens Alzheimer’s disease
    Emissions from a power plant.

    Image: Pencho Chukov via Getty Images

    Exposure to air pollution worsens Alzheimer’s disease

    New research from Penn Medicine finds living in areas with high concentration of air pollution is associated with increased buildup of amyloid and tau proteins in the brains of Alzheimer’s patients, accelerating cognitive decline.

    Sep 9, 2025